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  <div class="headertitle"><div class="title">Iterators.h</div></div>
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<a href="_iterators_8h.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a id="l00001" name="l00001"></a><span class="lineno">    1</span><span class="comment">/*!</span></div>
<div class="line"><a id="l00002" name="l00002"></a><span class="lineno">    2</span><span class="comment"> * </span></div>
<div class="line"><a id="l00003" name="l00003"></a><span class="lineno">    3</span><span class="comment"> *</span></div>
<div class="line"><a id="l00004" name="l00004"></a><span class="lineno">    4</span><span class="comment"> * \brief       Small Iterator collection.</span></div>
<div class="line"><a id="l00005" name="l00005"></a><span class="lineno">    5</span><span class="comment"> * </span></div>
<div class="line"><a id="l00006" name="l00006"></a><span class="lineno">    6</span><span class="comment"> * </span></div>
<div class="line"><a id="l00007" name="l00007"></a><span class="lineno">    7</span><span class="comment"> * </span></div>
<div class="line"><a id="l00008" name="l00008"></a><span class="lineno">    8</span><span class="comment"> *</span></div>
<div class="line"><a id="l00009" name="l00009"></a><span class="lineno">    9</span><span class="comment"> * \author      Oswin Krause</span></div>
<div class="line"><a id="l00010" name="l00010"></a><span class="lineno">   10</span><span class="comment"> * \date        2012</span></div>
<div class="line"><a id="l00011" name="l00011"></a><span class="lineno">   11</span><span class="comment"> *</span></div>
<div class="line"><a id="l00012" name="l00012"></a><span class="lineno">   12</span><span class="comment"> *</span></div>
<div class="line"><a id="l00013" name="l00013"></a><span class="lineno">   13</span><span class="comment"> * \par Copyright 1995-2017 Shark Development Team</span></div>
<div class="line"><a id="l00014" name="l00014"></a><span class="lineno">   14</span><span class="comment"> * </span></div>
<div class="line"><a id="l00015" name="l00015"></a><span class="lineno">   15</span><span class="comment"> * &lt;BR&gt;&lt;HR&gt;</span></div>
<div class="line"><a id="l00016" name="l00016"></a><span class="lineno">   16</span><span class="comment"> * This file is part of Shark.</span></div>
<div class="line"><a id="l00017" name="l00017"></a><span class="lineno">   17</span><span class="comment"> * &lt;https://shark-ml.github.io/Shark/&gt;</span></div>
<div class="line"><a id="l00018" name="l00018"></a><span class="lineno">   18</span><span class="comment"> * </span></div>
<div class="line"><a id="l00019" name="l00019"></a><span class="lineno">   19</span><span class="comment"> * Shark is free software: you can redistribute it and/or modify</span></div>
<div class="line"><a id="l00020" name="l00020"></a><span class="lineno">   20</span><span class="comment"> * it under the terms of the GNU Lesser General Public License as published </span></div>
<div class="line"><a id="l00021" name="l00021"></a><span class="lineno">   21</span><span class="comment"> * by the Free Software Foundation, either version 3 of the License, or</span></div>
<div class="line"><a id="l00022" name="l00022"></a><span class="lineno">   22</span><span class="comment"> * (at your option) any later version.</span></div>
<div class="line"><a id="l00023" name="l00023"></a><span class="lineno">   23</span><span class="comment"> * </span></div>
<div class="line"><a id="l00024" name="l00024"></a><span class="lineno">   24</span><span class="comment"> * Shark is distributed in the hope that it will be useful,</span></div>
<div class="line"><a id="l00025" name="l00025"></a><span class="lineno">   25</span><span class="comment"> * but WITHOUT ANY WARRANTY; without even the implied warranty of</span></div>
<div class="line"><a id="l00026" name="l00026"></a><span class="lineno">   26</span><span class="comment"> * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the</span></div>
<div class="line"><a id="l00027" name="l00027"></a><span class="lineno">   27</span><span class="comment"> * GNU Lesser General Public License for more details.</span></div>
<div class="line"><a id="l00028" name="l00028"></a><span class="lineno">   28</span><span class="comment"> * </span></div>
<div class="line"><a id="l00029" name="l00029"></a><span class="lineno">   29</span><span class="comment"> * You should have received a copy of the GNU Lesser General Public License</span></div>
<div class="line"><a id="l00030" name="l00030"></a><span class="lineno">   30</span><span class="comment"> * along with Shark.  If not, see &lt;http://www.gnu.org/licenses/&gt;.</span></div>
<div class="line"><a id="l00031" name="l00031"></a><span class="lineno">   31</span><span class="comment"> *</span></div>
<div class="line"><a id="l00032" name="l00032"></a><span class="lineno">   32</span><span class="comment"> */</span></div>
<div class="line"><a id="l00033" name="l00033"></a><span class="lineno">   33</span><span class="preprocessor">#ifndef SHARK_CORE_ITERATORS_H</span></div>
<div class="line"><a id="l00034" name="l00034"></a><span class="lineno">   34</span><span class="preprocessor">#define SHARK_CORE_ITERATORS_H</span></div>
<div class="line"><a id="l00035" name="l00035"></a><span class="lineno">   35</span> </div>
<div class="line"><a id="l00036" name="l00036"></a><span class="lineno">   36</span><span class="preprocessor">#include &lt;boost/version.hpp&gt;</span></div>
<div class="line"><a id="l00037" name="l00037"></a><span class="lineno">   37</span><span class="preprocessor">#include &quot;Impl/boost_iterator_facade_fixed.hpp&quot;</span><span class="comment">//thanks, boost.</span></div>
<div class="line"><a id="l00038" name="l00038"></a><span class="lineno">   38</span> </div>
<div class="line"><a id="l00039" name="l00039"></a><span class="lineno">   39</span><span class="preprocessor">#include &lt;boost/range/iterator.hpp&gt;</span></div>
<div class="line"><a id="l00040" name="l00040"></a><span class="lineno">   40</span><span class="keyword">namespace </span><a class="code hl_namespace" href="namespaceshark.html" title="AbstractMultiObjectiveOptimizer.">shark</a>{</div>
<div class="line"><a id="l00041" name="l00041"></a><span class="lineno">   41</span><span class="comment"></span> </div>
<div class="line"><a id="l00042" name="l00042"></a><span class="lineno">   42</span><span class="comment">///\brief creates an Indexed Iterator, an Iterator which also carries index information using index()</span></div>
<div class="line"><a id="l00043" name="l00043"></a><span class="lineno">   43</span><span class="comment">///</span></div>
<div class="line"><a id="l00044" name="l00044"></a><span class="lineno">   44</span><span class="comment">///The underlying Iterator must be a random access iterator</span></div>
<div class="line"><a id="l00045" name="l00045"></a><span class="lineno">   45</span><span class="comment"></span><span class="keyword">template</span>&lt;<span class="keyword">class</span> Iterator&gt;</div>
<div class="foldopen" id="foldopen00046" data-start="{" data-end="};">
<div class="line"><a id="l00046" name="l00046"></a><span class="lineno"><a class="line" href="classshark_1_1_indexed_iterator.html">   46</a></span><span class="keyword">class </span><a class="code hl_class" href="classshark_1_1_indexed_iterator.html" title="creates an Indexed Iterator, an Iterator which also carries index information using index()">IndexedIterator</a>: <span class="keyword">public</span>  SHARK_ITERATOR_FACADE&lt;</div>
<div class="line"><a id="l00047" name="l00047"></a><span class="lineno">   47</span>    IndexedIterator&lt;Iterator&gt;,</div>
<div class="line"><a id="l00048" name="l00048"></a><span class="lineno">   48</span>    typename boost::iterator_value&lt;Iterator&gt;::type,</div>
<div class="line"><a id="l00049" name="l00049"></a><span class="lineno">   49</span>    std::random_access_iterator_tag,</div>
<div class="line"><a id="l00050" name="l00050"></a><span class="lineno">   50</span>    typename boost::iterator_reference&lt;Iterator&gt;::type</div>
<div class="line"><a id="l00051" name="l00051"></a><span class="lineno">   51</span>&gt;</div>
<div class="line"><a id="l00052" name="l00052"></a><span class="lineno">   52</span>{</div>
<div class="line"><a id="l00053" name="l00053"></a><span class="lineno">   53</span><span class="keyword">public</span>:</div>
<div class="foldopen" id="foldopen00054" data-start="{" data-end="}">
<div class="line"><a id="l00054" name="l00054"></a><span class="lineno"><a class="line" href="classshark_1_1_indexed_iterator.html#ae36af0bf7699c067d3b9a21e160b94c3">   54</a></span>    <a class="code hl_function" href="classshark_1_1_indexed_iterator.html#ae36af0bf7699c067d3b9a21e160b94c3">IndexedIterator</a>()</div>
<div class="line"><a id="l00055" name="l00055"></a><span class="lineno">   55</span>    :m_index(0){}</div>
</div>
<div class="line"><a id="l00056" name="l00056"></a><span class="lineno">   56</span><span class="comment"></span> </div>
<div class="line"><a id="l00057" name="l00057"></a><span class="lineno">   57</span><span class="comment">    ///\brief Copy-Constructs this iterator from some other IndexedIterator convertible to this.</span></div>
<div class="line"><a id="l00058" name="l00058"></a><span class="lineno">   58</span><span class="comment"></span>    <span class="keyword">template</span>&lt;<span class="keyword">class</span> I&gt;</div>
<div class="foldopen" id="foldopen00059" data-start="{" data-end="}">
<div class="line"><a id="l00059" name="l00059"></a><span class="lineno"><a class="line" href="classshark_1_1_indexed_iterator.html#a929e1426bfedfc5224f55e735b12cc2d">   59</a></span>    <a class="code hl_function" href="classshark_1_1_indexed_iterator.html#a929e1426bfedfc5224f55e735b12cc2d" title="Copy-Constructs this iterator from some other IndexedIterator convertible to this.">IndexedIterator</a>(<a class="code hl_class" href="classshark_1_1_indexed_iterator.html" title="creates an Indexed Iterator, an Iterator which also carries index information using index()">IndexedIterator&lt;I&gt;</a> <span class="keyword">const</span>&amp; iterator)</div>
<div class="line"><a id="l00060" name="l00060"></a><span class="lineno">   60</span>    : m_iterator(iterator.m_iterator),m_index(iterator.<a class="code hl_function" href="classshark_1_1_indexed_iterator.html#addc567fdd49114d13a2084d2c197df33">index</a>){}</div>
</div>
<div class="line"><a id="l00061" name="l00061"></a><span class="lineno">   61</span><span class="comment"></span> </div>
<div class="line"><a id="l00062" name="l00062"></a><span class="lineno">   62</span><span class="comment">    ///\brief Constructs the iterator from another iterator plus a starting index.</span></div>
<div class="line"><a id="l00063" name="l00063"></a><span class="lineno">   63</span><span class="comment"></span>    <span class="keyword">template</span>&lt;<span class="keyword">class</span> IteratorT&gt;</div>
<div class="foldopen" id="foldopen00064" data-start="{" data-end="}">
<div class="line"><a id="l00064" name="l00064"></a><span class="lineno"><a class="line" href="classshark_1_1_indexed_iterator.html#a6739a0cf9815492c1df78e7af5a34824">   64</a></span>    <a class="code hl_function" href="classshark_1_1_indexed_iterator.html#a6739a0cf9815492c1df78e7af5a34824" title="Constructs the iterator from another iterator plus a starting index.">IndexedIterator</a>(IteratorT <span class="keyword">const</span>&amp; iterator, std::size_t startIndex)</div>
<div class="line"><a id="l00065" name="l00065"></a><span class="lineno">   65</span>    : m_iterator(Iterator(iterator)),m_index(startIndex){}</div>
</div>
<div class="line"><a id="l00066" name="l00066"></a><span class="lineno">   66</span> </div>
<div class="foldopen" id="foldopen00067" data-start="{" data-end="}">
<div class="line"><a id="l00067" name="l00067"></a><span class="lineno"><a class="line" href="classshark_1_1_indexed_iterator.html#addc567fdd49114d13a2084d2c197df33">   67</a></span>    std::size_t <a class="code hl_function" href="classshark_1_1_indexed_iterator.html#addc567fdd49114d13a2084d2c197df33">index</a>()<span class="keyword">const</span>{</div>
<div class="line"><a id="l00068" name="l00068"></a><span class="lineno">   68</span>        <span class="keywordflow">return</span> m_index;</div>
<div class="line"><a id="l00069" name="l00069"></a><span class="lineno">   69</span>    }</div>
</div>
<div class="line"><a id="l00070" name="l00070"></a><span class="lineno">   70</span><span class="keyword">private</span>:</div>
<div class="line"><a id="l00071" name="l00071"></a><span class="lineno">   71</span>    <span class="keyword">typedef</span> SHARK_ITERATOR_FACADE&lt;</div>
<div class="line"><a id="l00072" name="l00072"></a><span class="lineno">   72</span>        <a class="code hl_class" href="classshark_1_1_indexed_iterator.html" title="creates an Indexed Iterator, an Iterator which also carries index information using index()">IndexedIterator&lt;Iterator&gt;</a>,</div>
<div class="line"><a id="l00073" name="l00073"></a><span class="lineno">   73</span>        <span class="keyword">typename</span> boost::iterator_value&lt;Iterator&gt;::type,</div>
<div class="line"><a id="l00074" name="l00074"></a><span class="lineno">   74</span>        boost::random_access_traversal_tag,</div>
<div class="line"><a id="l00075" name="l00075"></a><span class="lineno">   75</span>        <span class="keyword">typename</span> boost::iterator_reference&lt;Iterator&gt;::type</div>
<div class="line"><a id="l00076" name="l00076"></a><span class="lineno">   76</span>    &gt; base_type;</div>
<div class="line"><a id="l00077" name="l00077"></a><span class="lineno">   77</span> </div>
<div class="line"><a id="l00078" name="l00078"></a><span class="lineno"><a class="line" href="classshark_1_1_indexed_iterator.html#ad04e1f8c5114da431d0d97fb42329621">   78</a></span>    <span class="keyword">friend</span> <span class="keyword">class </span><a class="code hl_friend" href="classshark_1_1_indexed_iterator.html#ad04e1f8c5114da431d0d97fb42329621">SHARK_ITERATOR_CORE_ACCESS</a>;</div>
<div class="line"><a id="l00079" name="l00079"></a><span class="lineno">   79</span> </div>
<div class="line"><a id="l00080" name="l00080"></a><span class="lineno">   80</span>    <span class="keyword">typename</span> base_type::reference dereference()<span class="keyword"> const </span>{</div>
<div class="line"><a id="l00081" name="l00081"></a><span class="lineno">   81</span>        <span class="keywordflow">return</span> *m_iterator;</div>
<div class="line"><a id="l00082" name="l00082"></a><span class="lineno">   82</span>    }</div>
<div class="line"><a id="l00083" name="l00083"></a><span class="lineno">   83</span> </div>
<div class="line"><a id="l00084" name="l00084"></a><span class="lineno">   84</span>    <span class="keywordtype">void</span> increment() {</div>
<div class="line"><a id="l00085" name="l00085"></a><span class="lineno">   85</span>        ++m_index;</div>
<div class="line"><a id="l00086" name="l00086"></a><span class="lineno">   86</span>        ++m_iterator;</div>
<div class="line"><a id="l00087" name="l00087"></a><span class="lineno">   87</span>    }</div>
<div class="line"><a id="l00088" name="l00088"></a><span class="lineno">   88</span>    <span class="keywordtype">void</span> decrement() {</div>
<div class="line"><a id="l00089" name="l00089"></a><span class="lineno">   89</span>        --m_index;</div>
<div class="line"><a id="l00090" name="l00090"></a><span class="lineno">   90</span>        --m_iterator;</div>
<div class="line"><a id="l00091" name="l00091"></a><span class="lineno">   91</span>    }</div>
<div class="line"><a id="l00092" name="l00092"></a><span class="lineno">   92</span> </div>
<div class="line"><a id="l00093" name="l00093"></a><span class="lineno">   93</span>    <span class="keywordtype">void</span> advance(std::ptrdiff_t n){</div>
<div class="line"><a id="l00094" name="l00094"></a><span class="lineno">   94</span>        m_index += n;</div>
<div class="line"><a id="l00095" name="l00095"></a><span class="lineno">   95</span>        m_iterator += n;</div>
<div class="line"><a id="l00096" name="l00096"></a><span class="lineno">   96</span>    }</div>
<div class="line"><a id="l00097" name="l00097"></a><span class="lineno">   97</span> </div>
<div class="line"><a id="l00098" name="l00098"></a><span class="lineno">   98</span>    <span class="keyword">template</span>&lt;<span class="keyword">class</span> I&gt;</div>
<div class="line"><a id="l00099" name="l00099"></a><span class="lineno">   99</span>    std::ptrdiff_t distance_to(IndexedIterator&lt;I&gt; <span class="keyword">const</span>&amp; other)<span class="keyword"> const</span>{</div>
<div class="line"><a id="l00100" name="l00100"></a><span class="lineno">  100</span>        <span class="keywordflow">return</span> other.m_iterator - m_iterator;</div>
<div class="line"><a id="l00101" name="l00101"></a><span class="lineno">  101</span>    }</div>
<div class="line"><a id="l00102" name="l00102"></a><span class="lineno">  102</span> </div>
<div class="line"><a id="l00103" name="l00103"></a><span class="lineno">  103</span>    <span class="keyword">template</span>&lt;<span class="keyword">class</span> I&gt;</div>
<div class="line"><a id="l00104" name="l00104"></a><span class="lineno">  104</span>    <span class="keywordtype">bool</span> equal(IndexedIterator&lt;I&gt; <span class="keyword">const</span>&amp; other)<span class="keyword"> const</span>{</div>
<div class="line"><a id="l00105" name="l00105"></a><span class="lineno">  105</span>        <span class="keywordflow">return</span> m_iterator == other.m_iterator;</div>
<div class="line"><a id="l00106" name="l00106"></a><span class="lineno">  106</span>    }</div>
<div class="line"><a id="l00107" name="l00107"></a><span class="lineno">  107</span> </div>
<div class="line"><a id="l00108" name="l00108"></a><span class="lineno">  108</span>    Iterator m_iterator;</div>
<div class="line"><a id="l00109" name="l00109"></a><span class="lineno">  109</span>    std::size_t m_index;</div>
<div class="line"><a id="l00110" name="l00110"></a><span class="lineno">  110</span>};</div>
</div>
<div class="line"><a id="l00111" name="l00111"></a><span class="lineno">  111</span><span class="comment"></span> </div>
<div class="line"><a id="l00112" name="l00112"></a><span class="lineno">  112</span><span class="comment">/// \brief Creates an iterator which reinterpretes an object as a range</span></div>
<div class="line"><a id="l00113" name="l00113"></a><span class="lineno">  113</span><span class="comment">///</span></div>
<div class="line"><a id="l00114" name="l00114"></a><span class="lineno">  114</span><span class="comment">/// The second template argument represents the elements by the proxy reference type. it must offer</span></div>
<div class="line"><a id="l00115" name="l00115"></a><span class="lineno">  115</span><span class="comment">/// a constructor Reference(sequence,i) which constructs a reference to the i-th proxy-element</span></div>
<div class="line"><a id="l00116" name="l00116"></a><span class="lineno">  116</span><span class="comment"></span><span class="keyword">template</span>&lt;<span class="keyword">class</span> Sequence, <span class="keyword">class</span> ValueType, <span class="keyword">class</span> Reference&gt;</div>
<div class="foldopen" id="foldopen00117" data-start="{" data-end="};">
<div class="line"><a id="l00117" name="l00117"></a><span class="lineno"><a class="line" href="classshark_1_1_proxy_iterator.html">  117</a></span><span class="keyword">class </span><a class="code hl_class" href="classshark_1_1_proxy_iterator.html" title="Creates an iterator which reinterpretes an object as a range.">ProxyIterator</a>: <span class="keyword">public</span> SHARK_ITERATOR_FACADE&lt;</div>
<div class="line"><a id="l00118" name="l00118"></a><span class="lineno">  118</span>    ProxyIterator&lt;Sequence,ValueType,Reference&gt;,</div>
<div class="line"><a id="l00119" name="l00119"></a><span class="lineno">  119</span>    ValueType,</div>
<div class="line"><a id="l00120" name="l00120"></a><span class="lineno">  120</span>    <span class="comment">//boost::random_access_traversal_tag,</span></div>
<div class="line"><a id="l00121" name="l00121"></a><span class="lineno">  121</span>    std::random_access_iterator_tag,<span class="comment">//keep VC quiet.</span></div>
<div class="line"><a id="l00122" name="l00122"></a><span class="lineno">  122</span>    Reference</div>
<div class="line"><a id="l00123" name="l00123"></a><span class="lineno">  123</span>&gt;{</div>
<div class="line"><a id="l00124" name="l00124"></a><span class="lineno">  124</span><span class="keyword">public</span>:</div>
<div class="line"><a id="l00125" name="l00125"></a><span class="lineno"><a class="line" href="classshark_1_1_proxy_iterator.html#a041d0a9c6f0e3d05ca3d99205e1a1e2b">  125</a></span>    <a class="code hl_function" href="classshark_1_1_proxy_iterator.html#a041d0a9c6f0e3d05ca3d99205e1a1e2b">ProxyIterator</a>() : m_position(0) {}</div>
<div class="line"><a id="l00126" name="l00126"></a><span class="lineno">  126</span> </div>
<div class="foldopen" id="foldopen00127" data-start="{" data-end="}">
<div class="line"><a id="l00127" name="l00127"></a><span class="lineno"><a class="line" href="classshark_1_1_proxy_iterator.html#a0dcd8ac7e39ee16d2eff76eaa43fd2a5">  127</a></span>    <a class="code hl_function" href="classshark_1_1_proxy_iterator.html#a0dcd8ac7e39ee16d2eff76eaa43fd2a5">ProxyIterator</a>(<a class="code hl_typedef" href="namespaceshark.html#a0053d41c51898aefe3842e4795c7df79" title="Type of Data sequences.">Sequence</a>&amp; seq, std::size_t position)</div>
<div class="line"><a id="l00128" name="l00128"></a><span class="lineno">  128</span>    : m_sequence(&amp;seq),m_position(position) {}</div>
</div>
<div class="line"><a id="l00129" name="l00129"></a><span class="lineno">  129</span> </div>
<div class="line"><a id="l00130" name="l00130"></a><span class="lineno">  130</span>    <span class="keyword">template</span>&lt;<span class="keyword">class</span> S, <span class="keyword">class</span> V, <span class="keyword">class</span> R&gt;</div>
<div class="foldopen" id="foldopen00131" data-start="{" data-end="}">
<div class="line"><a id="l00131" name="l00131"></a><span class="lineno"><a class="line" href="classshark_1_1_proxy_iterator.html#aef06d02111f5af4b73ad1fe6f2d0ebfa">  131</a></span>    <a class="code hl_function" href="classshark_1_1_proxy_iterator.html#aef06d02111f5af4b73ad1fe6f2d0ebfa">ProxyIterator</a>(<a class="code hl_class" href="classshark_1_1_proxy_iterator.html" title="Creates an iterator which reinterpretes an object as a range.">ProxyIterator&lt;S,V,R&gt;</a> <span class="keyword">const</span>&amp; other)</div>
<div class="line"><a id="l00132" name="l00132"></a><span class="lineno">  132</span>    : m_sequence(other.m_sequence),m_position(other.m_position) {}</div>
</div>
<div class="line"><a id="l00133" name="l00133"></a><span class="lineno">  133</span> </div>
<div class="line"><a id="l00134" name="l00134"></a><span class="lineno">  134</span><span class="keyword">private</span>:</div>
<div class="line"><a id="l00135" name="l00135"></a><span class="lineno"><a class="line" href="classshark_1_1_proxy_iterator.html#ad04e1f8c5114da431d0d97fb42329621">  135</a></span>    <span class="keyword">friend</span> <span class="keyword">class </span><a class="code hl_friend" href="classshark_1_1_proxy_iterator.html#ad04e1f8c5114da431d0d97fb42329621">SHARK_ITERATOR_CORE_ACCESS</a>;</div>
<div class="line"><a id="l00136" name="l00136"></a><span class="lineno"><a class="line" href="classshark_1_1_proxy_iterator.html#aa6a1bbfb0c569f7a36652f00eb5c60c6">  136</a></span>    <span class="keyword">template</span> &lt;<span class="keyword">class</span>,<span class="keyword">class</span>,<span class="keyword">class</span>&gt; <span class="keyword">friend</span> <span class="keyword">class </span><a class="code hl_class" href="classshark_1_1_proxy_iterator.html" title="Creates an iterator which reinterpretes an object as a range.">ProxyIterator</a>;</div>
<div class="line"><a id="l00137" name="l00137"></a><span class="lineno">  137</span> </div>
<div class="line"><a id="l00138" name="l00138"></a><span class="lineno">  138</span>    <span class="keywordtype">void</span> increment() {</div>
<div class="line"><a id="l00139" name="l00139"></a><span class="lineno">  139</span>        ++m_position;</div>
<div class="line"><a id="l00140" name="l00140"></a><span class="lineno">  140</span>    }</div>
<div class="line"><a id="l00141" name="l00141"></a><span class="lineno">  141</span>    <span class="keywordtype">void</span> decrement() {</div>
<div class="line"><a id="l00142" name="l00142"></a><span class="lineno">  142</span>        --m_position;</div>
<div class="line"><a id="l00143" name="l00143"></a><span class="lineno">  143</span>    }</div>
<div class="line"><a id="l00144" name="l00144"></a><span class="lineno">  144</span> </div>
<div class="line"><a id="l00145" name="l00145"></a><span class="lineno">  145</span>    <span class="keywordtype">void</span> advance(std::ptrdiff_t n){</div>
<div class="line"><a id="l00146" name="l00146"></a><span class="lineno">  146</span>        m_position += n;</div>
<div class="line"><a id="l00147" name="l00147"></a><span class="lineno">  147</span>    }</div>
<div class="line"><a id="l00148" name="l00148"></a><span class="lineno">  148</span> </div>
<div class="line"><a id="l00149" name="l00149"></a><span class="lineno">  149</span>    <span class="keyword">template</span>&lt;<span class="keyword">class</span> Iter&gt;</div>
<div class="line"><a id="l00150" name="l00150"></a><span class="lineno">  150</span>    std::ptrdiff_t distance_to(<span class="keyword">const</span> Iter&amp; other)<span class="keyword"> const</span>{</div>
<div class="line"><a id="l00151" name="l00151"></a><span class="lineno">  151</span>        <span class="keywordflow">return</span> (std::ptrdiff_t)other.m_position - (std::ptrdiff_t)m_position;</div>
<div class="line"><a id="l00152" name="l00152"></a><span class="lineno">  152</span>    }</div>
<div class="line"><a id="l00153" name="l00153"></a><span class="lineno">  153</span> </div>
<div class="line"><a id="l00154" name="l00154"></a><span class="lineno">  154</span>    <span class="keyword">template</span>&lt;<span class="keyword">class</span> Iter&gt;</div>
<div class="line"><a id="l00155" name="l00155"></a><span class="lineno">  155</span>    <span class="keywordtype">bool</span> equal(Iter <span class="keyword">const</span>&amp; other)<span class="keyword"> const</span>{</div>
<div class="line"><a id="l00156" name="l00156"></a><span class="lineno">  156</span>        <span class="keywordflow">return</span> (m_position == other.m_position);</div>
<div class="line"><a id="l00157" name="l00157"></a><span class="lineno">  157</span>    }</div>
<div class="line"><a id="l00158" name="l00158"></a><span class="lineno">  158</span>    Reference dereference()<span class="keyword"> const </span>{</div>
<div class="line"><a id="l00159" name="l00159"></a><span class="lineno">  159</span>        <span class="keywordflow">return</span> Reference(*m_sequence,m_position);</div>
<div class="line"><a id="l00160" name="l00160"></a><span class="lineno">  160</span>    }</div>
<div class="line"><a id="l00161" name="l00161"></a><span class="lineno">  161</span> </div>
<div class="line"><a id="l00162" name="l00162"></a><span class="lineno">  162</span>    <a class="code hl_typedef" href="namespaceshark.html#a0053d41c51898aefe3842e4795c7df79" title="Type of Data sequences.">Sequence</a>* m_sequence;</div>
<div class="line"><a id="l00163" name="l00163"></a><span class="lineno">  163</span>    std::size_t m_position;</div>
<div class="line"><a id="l00164" name="l00164"></a><span class="lineno">  164</span>};</div>
</div>
<div class="line"><a id="l00165" name="l00165"></a><span class="lineno">  165</span> </div>
<div class="line"><a id="l00166" name="l00166"></a><span class="lineno">  166</span><span class="keyword">template</span>&lt;<span class="keyword">class</span> Container&gt;</div>
<div class="foldopen" id="foldopen00167" data-start="{" data-end="};">
<div class="line"><a id="l00167" name="l00167"></a><span class="lineno"><a class="line" href="classshark_1_1_indexing_iterator.html">  167</a></span><span class="keyword">class </span><a class="code hl_class" href="classshark_1_1_indexing_iterator.html">IndexingIterator</a>: <span class="keyword">public</span> SHARK_ITERATOR_FACADE&lt;</div>
<div class="line"><a id="l00168" name="l00168"></a><span class="lineno">  168</span>    IndexingIterator&lt;Container&gt;,</div>
<div class="line"><a id="l00169" name="l00169"></a><span class="lineno">  169</span>    typename Container::value_type,</div>
<div class="line"><a id="l00170" name="l00170"></a><span class="lineno">  170</span>    std::random_access_iterator_tag,</div>
<div class="line"><a id="l00171" name="l00171"></a><span class="lineno">  171</span>    typename boost::mpl::if_&lt;</div>
<div class="line"><a id="l00172" name="l00172"></a><span class="lineno">  172</span>        std::is_const&lt;Container&gt;,</div>
<div class="line"><a id="l00173" name="l00173"></a><span class="lineno">  173</span>        typename Container::const_reference,</div>
<div class="line"><a id="l00174" name="l00174"></a><span class="lineno">  174</span>        typename Container::reference</div>
<div class="line"><a id="l00175" name="l00175"></a><span class="lineno">  175</span>    &gt;::type</div>
<div class="line"><a id="l00176" name="l00176"></a><span class="lineno">  176</span>&gt;{</div>
<div class="line"><a id="l00177" name="l00177"></a><span class="lineno">  177</span><span class="keyword">private</span>:</div>
<div class="line"><a id="l00178" name="l00178"></a><span class="lineno"><a class="line" href="classshark_1_1_indexing_iterator.html#a64210b1629f1309464c1c2faf9a08939">  178</a></span>    <span class="keyword">template</span>&lt;<span class="keyword">class</span>&gt; <span class="keyword">friend</span> <span class="keyword">class </span><a class="code hl_class" href="classshark_1_1_indexing_iterator.html">IndexingIterator</a>;</div>
<div class="line"><a id="l00179" name="l00179"></a><span class="lineno">  179</span><span class="keyword">public</span>:</div>
<div class="line"><a id="l00180" name="l00180"></a><span class="lineno"><a class="line" href="classshark_1_1_indexing_iterator.html#a4249c0b21e8844d0498812a289b0a970">  180</a></span>    <a class="code hl_function" href="classshark_1_1_indexing_iterator.html#a4249c0b21e8844d0498812a289b0a970">IndexingIterator</a>(){}</div>
<div class="line"><a id="l00181" name="l00181"></a><span class="lineno"><a class="line" href="classshark_1_1_indexing_iterator.html#a4edf62d860835390b354d20eb2ee27a9">  181</a></span>    <a class="code hl_function" href="classshark_1_1_indexing_iterator.html#a4edf62d860835390b354d20eb2ee27a9">IndexingIterator</a>(Container&amp; container, std::size_t pos):m_container(&amp;container), m_index(std::ptrdiff_t(pos)){}</div>
<div class="line"><a id="l00182" name="l00182"></a><span class="lineno">  182</span>    </div>
<div class="line"><a id="l00183" name="l00183"></a><span class="lineno">  183</span>    <span class="keyword">template</span>&lt;<span class="keyword">class</span> C&gt;</div>
<div class="foldopen" id="foldopen00184" data-start="{" data-end="}">
<div class="line"><a id="l00184" name="l00184"></a><span class="lineno"><a class="line" href="classshark_1_1_indexing_iterator.html#a09fd8fcfec22526fa26ba4c7a3095b12">  184</a></span>    <a class="code hl_function" href="classshark_1_1_indexing_iterator.html#a09fd8fcfec22526fa26ba4c7a3095b12">IndexingIterator</a>(<a class="code hl_class" href="classshark_1_1_indexing_iterator.html">IndexingIterator&lt;C&gt;</a> <span class="keyword">const</span>&amp; iterator)</div>
<div class="line"><a id="l00185" name="l00185"></a><span class="lineno">  185</span>    : m_container(iterator.m_container){}</div>
</div>
<div class="line"><a id="l00186" name="l00186"></a><span class="lineno">  186</span> </div>
<div class="line"><a id="l00187" name="l00187"></a><span class="lineno">  187</span><span class="keyword">private</span>:</div>
<div class="line"><a id="l00188" name="l00188"></a><span class="lineno"><a class="line" href="classshark_1_1_indexing_iterator.html#ad04e1f8c5114da431d0d97fb42329621">  188</a></span>    <span class="keyword">friend</span> <span class="keyword">class </span><a class="code hl_friend" href="classshark_1_1_indexing_iterator.html#ad04e1f8c5114da431d0d97fb42329621">SHARK_ITERATOR_CORE_ACCESS</a>;</div>
<div class="line"><a id="l00189" name="l00189"></a><span class="lineno">  189</span> </div>
<div class="line"><a id="l00190" name="l00190"></a><span class="lineno">  190</span>    <span class="keywordtype">void</span> increment() {</div>
<div class="line"><a id="l00191" name="l00191"></a><span class="lineno">  191</span>        ++m_index;</div>
<div class="line"><a id="l00192" name="l00192"></a><span class="lineno">  192</span>    }</div>
<div class="line"><a id="l00193" name="l00193"></a><span class="lineno">  193</span>    <span class="keywordtype">void</span> decrement() {</div>
<div class="line"><a id="l00194" name="l00194"></a><span class="lineno">  194</span>        --m_index;</div>
<div class="line"><a id="l00195" name="l00195"></a><span class="lineno">  195</span>    }</div>
<div class="line"><a id="l00196" name="l00196"></a><span class="lineno">  196</span>    </div>
<div class="line"><a id="l00197" name="l00197"></a><span class="lineno">  197</span>    <span class="keywordtype">void</span> advance(std::ptrdiff_t n){</div>
<div class="line"><a id="l00198" name="l00198"></a><span class="lineno">  198</span>        m_index += n;</div>
<div class="line"><a id="l00199" name="l00199"></a><span class="lineno">  199</span>    }</div>
<div class="line"><a id="l00200" name="l00200"></a><span class="lineno">  200</span>    </div>
<div class="line"><a id="l00201" name="l00201"></a><span class="lineno">  201</span>    <span class="keyword">template</span>&lt;<span class="keyword">class</span> C&gt;</div>
<div class="line"><a id="l00202" name="l00202"></a><span class="lineno">  202</span>    std::ptrdiff_t distance_to(IndexingIterator&lt;C&gt; <span class="keyword">const</span>&amp; other)<span class="keyword"> const</span>{</div>
<div class="line"><a id="l00203" name="l00203"></a><span class="lineno">  203</span>        <span class="keywordflow">return</span> other.m_index - m_index;</div>
<div class="line"><a id="l00204" name="l00204"></a><span class="lineno">  204</span>    }</div>
<div class="line"><a id="l00205" name="l00205"></a><span class="lineno">  205</span>    </div>
<div class="line"><a id="l00206" name="l00206"></a><span class="lineno">  206</span>    <span class="keyword">template</span>&lt;<span class="keyword">class</span> C&gt;</div>
<div class="line"><a id="l00207" name="l00207"></a><span class="lineno">  207</span>    <span class="keywordtype">bool</span> equal(IndexingIterator&lt;C&gt; <span class="keyword">const</span>&amp; other)<span class="keyword"> const</span>{</div>
<div class="line"><a id="l00208" name="l00208"></a><span class="lineno">  208</span>        <span class="keywordflow">return</span> m_index == other.m_index;</div>
<div class="line"><a id="l00209" name="l00209"></a><span class="lineno">  209</span>    }</div>
<div class="line"><a id="l00210" name="l00210"></a><span class="lineno">  210</span>    <span class="keyword">typename</span> IndexingIterator::reference dereference()<span class="keyword"> const </span>{ </div>
<div class="line"><a id="l00211" name="l00211"></a><span class="lineno">  211</span>        <span class="keywordflow">return</span> (*m_container)[m_index];</div>
<div class="line"><a id="l00212" name="l00212"></a><span class="lineno">  212</span>    }</div>
<div class="line"><a id="l00213" name="l00213"></a><span class="lineno">  213</span>    </div>
<div class="line"><a id="l00214" name="l00214"></a><span class="lineno">  214</span>    Container* m_container;</div>
<div class="line"><a id="l00215" name="l00215"></a><span class="lineno">  215</span>    std::ptrdiff_t m_index;</div>
<div class="line"><a id="l00216" name="l00216"></a><span class="lineno">  216</span>};</div>
</div>
<div class="line"><a id="l00217" name="l00217"></a><span class="lineno">  217</span> </div>
<div class="line"><a id="l00218" name="l00218"></a><span class="lineno">  218</span>}</div>
<div class="line"><a id="l00219" name="l00219"></a><span class="lineno">  219</span><span class="preprocessor">#endif</span></div>
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